package collection;

import org.w3c.dom.ls.LSOutput;

import java.util.ArrayList;
import java.util.List;
import java.util.Random;
import java.util.stream.Collectors;

public class StreanmApiDemo1 {
    public static void main(String[] args) {
        Random rand = new Random();
        List<Integer> list = new ArrayList<>();
        for (int i = 0; i < 10; i++) {
            list.add(rand.nextInt(100));
        }
        System.out.println(list);


        List<Integer> list2 = list.stream().map(e ->e* 3).collect(Collectors.toList());
        System.out.println(list2);

        List<Integer>list3=list.stream().filter(e->e%2==0).collect(Collectors.toList());
        System.out.println(list3);

        List<Integer>list4=list.stream().sorted((e1,e2)->e2-e1).collect(Collectors.toList());
        System.out.println(list4);

        List<Integer>list5=list.stream()
                .map(e->e*3)
                .filter(e->e%2==0)
                .sorted((e1,e2)->e2-e1)
                .collect(Collectors.toList());

    }
}
